MCP serverio.github.cyanheads/cern-opendata-mcp-server

Search CERN Open Data, fetch records, files, analysis environments, CMS good-run lists, HLT paths.

UNRATEDActivestreamable-httpcern-opendata.caseyjhand.com

Overview

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UNRATED 0.025

of what a free look can see, on 1 looks

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last 11 hr ago

Tools

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cern-opendata.caseyjhand.com/mcp

streamable-http

Says it is

cern-opendata-mcp-server 0.2.0

protocol 2025-06-18

In the record since

1 day ago

Among servers18,413 with a card

0median 0.606 · this server 0.025 · highest on record 0.8561

Toolsfrom sha256:6070553230…720b69

The tools this server lists, read out of the definition it returned
Tool	Schema
cern_opendata_get_analysis_env Assemble what is needed to analyse a record: its container images, CMSSW release and global tag; the condition-data, VM and validated-run records for its run periods; example softw	input · output
cern_opendata_get_records Fetch full metadata for 1-20 records in one call, by recid, DOI, CMS dataset path (/Primary/Era/TIER) or documentation slug. Returns the description, run periods, collision and dis	input · output
cern_opendata_get_validated_runs Get a CMS validated-run (good-run) list, which certifies the luminosity sections that are good for physics in each run. Select it by a CMS collision dataset recid, a validated-run	input · output
cern_opendata_list_files List one record's files: its file indexes (groups of up to ~1,500 files) with their XRootD URI-list URLs, and per file the XRootD URI, HTTPS download URL, size, adler32 checksum an	input · output
cern_opendata_list_reference Decode the vocabulary the other cern_opendata tools accept: experiments, record types, collision energies and types, file formats and data tiers, availability states, physics categ	input · output
cern_opendata_search_records Search the CERN Open Data Portal's datasets, software, environments, documentation and supplementary records with exact-vocabulary filters and an optional full-text query. The filt	input · output
cern_opendata_search_trigger_paths Look up CMS High-Level Trigger paths by exact name (HLT_IsoMu24) or prefix pattern (HLT_IsoMu*), optionally for one data-taking year. Paths outside the HLT_ family, such as AlCa_Ec	input · output

Verify it yourselfnpx teppi-check https://cern-opendata.caseyjhand.com/mcpcurl -s https://api.teppi.xyz/v1/trust/mcp/mcs_01M405J2H2P0WBWZ7Z7BHAQX8Y